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There are very big differences in the scenes, products, performance, materials, area, etc. pcb board of PCB boards when they are used, resulting in very big changes in the types of components used in different PCB boards, the thickness of the connection lines, and the wiring density. So, what factors need to be considered when choosing PCB board? 1. For general electronic products, use FR4 epoxy glass fiber substrate; for high ambient temperature or flexible circuit boards, use polyimide glass fiber substrate; for high-frequency b... more